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Pramet CNMM 643-NR2:T8430 negative turning insert — CNMM 643 (ISO CNMM 190612E), NR2 heavy roughing chipbreaker, T8430 PVD grade, 3/4 in (19.05 mm) IC, 1/4 in (6.35 mm) thick, 1.2 mm corner radius. Article 7977338.

Name: Pramet CNMM 643-NR2:T8430 negative turning insert — CNMM 643 (ISO CNMM 190612E), NR2 heavy roughing chipbreaker, T8430 PVD grade, 3/4 in (19.05 mm) IC
Brand: Pramet
Price: 30.66 USD
Availability: InStock

MODEL 7977338

BRAND

Pramet

SKU

6055737

UOM

each

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$30.66 Each

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Typically Ships in: 1 day

Returnable: Yes

Chipbreaker

NR2

Coating

T8430

Coating process

PVD

Coating property (CTP)

Corner radius - inch (RE)

0.047

Corner radius - millimeter (RE)

1.2

Cutting edge length - inch (L)

0.76

Cutting edge length - millimeter (L)

19.3

Fixing hole diameter - inch (D1)

0.313

Fixing hole diameter - millimeter (D1)

7.94

Inscribed circle diameter - inch (IC)

0.75

Inscribed circle diameter - millimeter (IC)

19.05

Insert thickness - millimeter (S)

6.35

Single-sided negative turning insert, 80° rhomboid with inscribed circle diameter of 19.05mm, 6.35mm thick, 1.2mm nose radius, indexing accuracy according to ISO-tolerance class-M, chip-breaker NR2 with rounded cutting edges, in grade T8430, a PVD coated fine grained WC-Co carbide within ISO ranges P25-P40 and M20-M35, for medium to extra heavy machining of steels and stainless-steels